n | a(n) |
---|---|
2 | 4 |
3 | 36 |
4 | 1240 |
5 | 73240 |
6 | 7171176 |
7 | 1016813448 |
8 | 198480110880 |
9 | 50752206180576 |
10 | 16460660622560680 |
11 | 6595414427636900536 |
12 | 3198428240666246044704 |
13 | 1845848150787599809368856 |
14 | 1250049326783769438348496480 |
15 | 981653074459964543314138858320 |
[4,36,1240,73240,7171176,1016813448,198480110880, 50752206180576,16460660622560680, 6595414427636900536,3198428240666246044704, 1845848150787599809368856, 1250049326783769438348496480, 981653074459964543314138858320] |